<%@ page language="java" contentType="text/html; charset=UTF-8"
	pageEncoding="UTF-8" import="java.sql.*" isErrorPage="false"
	errorPage="error.jsp"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Show Error Page</title>
</head>
<body>
	<%
       String s=null;
       int i=s.length(); //本句将引发异常
   %>
	<%=s %>
</body>
</html>